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M_PI not easily defined for every compiler

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jkriege2 2022-05-12 11:57:24 +02:00
parent 1a9593409a
commit 57ce23426d
1 changed files with 2 additions and 1 deletions
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3
examples/wiggleplots/wiggleplots.cpp
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@ -7,6 +7,7 @@
#include <QApplication> #include <QApplication>
#include "jkqtplotter/jkqtplotter.h" #include "jkqtplotter/jkqtplotter.h"
#include "jkqtplotter/graphs/jkqtpfilledcurve.h" #include "jkqtplotter/graphs/jkqtpfilledcurve.h"
#include "jkqtcommon/jkqtpmathtools.h"
#include <random> #include <random>
void drawRandomWalkX(JKQTPlotter& plot) { void drawRandomWalkX(JKQTPlotter& plot) {
@ -94,7 +95,7 @@ void drawWavepacketsY(JKQTPlotter& plot) {
const double offset=(static_cast<double>(nw)*1.5+1.5); const double offset=(static_cast<double>(nw)*1.5+1.5);
for (size_t ti=0; ti<NSteps; ti++) { for (size_t ti=0; ti<NSteps; ti++) {
const double t=ds->get(columnT, ti); const double t=ds->get(columnT, ti);
ds->set(columnPacket, ti, offset+sin(2.0*M_PI*t/wavelength)*exp(-0.5*jkqtp_sqr(t-pos)/jkqtp_sqr(packwidth))); ds->set(columnPacket, ti, offset+sin(2.0*JKQTPSTATISTICS_PI*t/wavelength)*exp(-0.5*jkqtp_sqr(t-pos)/jkqtp_sqr(packwidth)));
} }